Prednisone Patent Expiration
Prednisone is Used for managing a variety of inflammatory and autoimmune conditions including rheumatoid arthritis and allergic reactions. It was first introduced by Schering Corp Sub Schering Plough Corp
Prednisone Patents
Given below is the list of patents protecting Prednisone, along with the drug name that holds that patent and the company name owning that drug.
| Drug Used in | Drug Patent Number | Drug Patent Title | Drug Patent Expiry | Drug Owner |
|---|---|---|---|---|
| Rayos | US8168218 | Delayed release tablet with defined core geometry | Jan 07, 2028 | Horizon |
| Rayos | US9504699 | Delayed-release glucocorticoid treatment of rheumatoid disease | Aug 03, 2027 | Horizon |
| Rayos | US8309124 | Delayed release tablet with defined core geometry |
Apr 23, 2024
(Expired) | Horizon |
| Rayos | US8394407 | Delayed release tablet with defined core geometry |
Apr 23, 2024
(Expired) | Horizon |
| Rayos | US9040085 | Delayed release tablet with defined core geometry |
Apr 23, 2024
(Expired) | Horizon |
| Rayos | US9186332 | Delayed release tablet with defined core geometry |
Apr 23, 2024
(Expired) | Horizon |
| Rayos | US6488960 | Corticosteroid formulation |
Mar 14, 2020
(Expired) | Horizon |
| Rayos | US6677326 | Corticosteroid formulation comprising less than 2.5 mg prednisolone for once daily administration |
Mar 14, 2020
(Expired) | Horizon |
A patent's expiry date may change depending upon legal activities going on that patent. Critical
activities like
abandoning of a patent, term extension of a patent or amendment of its claims can increase or
decrease the life of a
patent hence affecting its expiry date and in turn affecting the generic launch date of that
drug. Tracking these
ongoing activities on a patent application helps to keep an eye on the latest developments in
the patent process of
the drug which can give an idea of how early a drug's generic could be available. The next
section provides a list
of recent legal activities on Prednisone's patents.
Latest Legal Activities on Prednisone's Patents
Given below is the list recent legal activities going on the following patents of Prednisone.
| Activity | Date | Patent Number |
|---|---|---|
 | ||
| 11.5 yr surcharge- late pmt w/in 6 mo, Large Entity | 24 May, 2024 | US8309124(Litigated) |
| Payment of Maintenance Fee, 12th Year, Large Entity | 24 May, 2024 | US8309124(Litigated) |
| Payment of Maintenance Fee, 8th Year, Large Entity | 23 May, 2024 | US9504699 |
| Payment of Maintenance Fee, 12th Year, Large Entity | 24 Oct, 2023 | US8168218(Litigated) |
| Payment of Maintenance Fee, 8th Year, Large Entity | 09 May, 2023 | US9186332 |
| Payment of Maintenance Fee, 8th Year, Large Entity | 16 Nov, 2022 | US9040085 |
| Payment of Maintenance Fee, 8th Year, Large Entity | 26 Aug, 2020 | US8394407(Litigated) |
| Payment of Maintenance Fee, 4th Year, Large Entity | 29 May, 2020 | US9504699 |
| Payment of Maintenance Fee, 8th Year, Large Entity | 21 Apr, 2020 | US8309124(Litigated) |
| Payment of Maintenance Fee, 8th Year, Large Entity | 17 Oct, 2019 | US8168218(Litigated) |
Prednisone's Family Patents
